backyard[bak′yärd′; for adj., -yärd′]
backyard definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a yard adjoining the back of a house: also
of or in a backyard
backyard definition by American Heritage Dictionary
also back yardnoun
A yard at the rear of a house.